Positioning device for numerical control machining

Abstract

The utility model belongs to the technical field of numerical control machining, and discloses a positioning device for numerical control machining, which comprises a supporting bottom plate, a sliding base is arranged at the top end of the supporting bottom plate in a reciprocating sliding manner, a second guide rail is fixedly arranged on the inner wall of the upper part of the sliding base, and a sliding column is arranged on the outer side of the second guide rail in a reciprocating sliding manner. A second sliding groove is formed in the surface of one side of the upper portion of the sliding column, a third sliding groove is formed in the surface of the other side of the sliding column, a rotating plate is rotationally arranged in the third sliding groove, a fourth sliding groove is formed in the outer side of the rotating plate, and an extrusion plate is arranged on the inner wall of one side of the rotating plate in a reciprocating sliding mode; and a first lead screw is rotationally arranged in the first sliding groove, a first guide rail slides on the outer side of the first lead screw in a reciprocating mode, the top end of the first guide rail is fixedly connected with the sliding base, and through the scheme, the problem that when a worker uses the positioning device for numerical control machining, the positioning device cannot be adjusted according to the size of a workpiece is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of numerical control machining, in particular to a positioning device for numerical control machining. Background Art

[0002] In our daily life, CNC machining refers to a process method for processing parts on CNC machine tools. During the processing, the workpiece to be processed needs to be limited and fixed to prevent the workpiece from moving during the processing, thereby improving the processing efficiency.

[0003] At the same time, a CNC machining positioning device with application number 202022583135.9 includes a workbench, a bracket, a CNC positioning control component, a machining component and a workpiece clamping component, the bracket is arranged on the workbench, the CNC positioning control component is arranged on the bracket, the machining component is arranged on the CNC positioning control component, the workpiece clamping component is arranged on the workbench, and the CNC positioning control component includes a positioning hydraulic rod, a positioning control rod, a positioning control panel, a touch switch and a trigger head; the utility model belongs to the field of mechanical machining technology, specifically a CNC positioning control component for positioning control, and detects the positioning accuracy through a touch switch and a pressure sensor, and then controls the machining device to perform machining operations, thereby improving automation and accuracy, and facilitating CNC machining positioning for operation by staff.

[0004] However, in the implementation of relevant technologies, it was found that the following problems exist: when a CNC machining positioning device is used to process a workpiece of smaller volume, the positioning device cannot be adjusted according to the volume of the workpiece, and can only be clamped on the side of the workpiece, which will cause the workpiece to be unstable during the machining process and lead to accidents. For this reason, we have designed a positioning device for CNC machining. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a positioning device for CNC machining, which has the advantage that the positioning device can be adjusted according to the volume of the workpiece during use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning device for CNC machining, comprising a supporting base plate, a sliding base is provided at the top end of the supporting base plate for reciprocating sliding, a second guide rail is fixedly provided on the upper inner wall of the sliding base, a sliding column is provided on the outer side of the second guide rail for reciprocating sliding, a second slide groove is provided on the upper side surface of the sliding column, a third slide groove is provided on the other side surface of the sliding column, a rotating plate is rotatably provided inside the third slide groove, a fourth slide groove is provided on the outer side of the rotating plate, and an extrusion plate is provided on the inner wall of one side of the rotating plate for reciprocating sliding.

[0007] Preferably, a first slide groove is provided at the top of the supporting base plate, a first screw rod is rotatably provided inside the first slide groove, a first guide rail is reciprocatingly slidably provided outside the first screw rod, and the top of the first guide rail is fixedly connected to the sliding base.

[0008] Preferably, a first bolt is spirally rotated in the middle of the rotating plate, and the first bolt reciprocates on the outside of the second sliding groove, and a nut is spirally rotated on the outside of the first bolt.

[0009] Preferably, a second bolt is spirally rotated in the middle of the outer side of the extrusion plate, and the second bolt reciprocates and slides inside the fourth sliding groove.

[0010] Preferably, a fifth sliding groove is opened on the inner wall on the other side of the upper part of the sliding base, a third guide rail is slidably provided inside the fifth sliding groove, a slider is fixedly provided on the other side of the third guide rail, a second screw rod is rotatably provided on the upper part of the sliding base, and the slider reciprocates on the outside of the second screw rod.

[0011] Preferably, a motor is fixedly provided on the outer side of the upper portion of the sliding base, and the output end of the motor is fixedly connected to the second screw rod.

[0012] Preferably, a hand wheel is fixedly provided on one side of the first screw rod, and the hand wheel rotates on the outer side of the supporting base plate.

[0013] Preferably, a third bolt is spirally rotated on the outer side of the lower part of the sliding column, and the other side of the third bolt is in contact with the outer side of the second guide rail.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model sets a sliding base, slides a rotating plate up and down in the third slide groove according to the thickness of the workpiece, tightens the first bolt, slides the second bolt in the fourth slide groove, fine-adjusts the extrusion plate according to the position of the workpiece, and tightens the second bolt to fix it, rotates the third bolt, tightens the sliding column on the outside of the second guide rail, and the output end of the motor rotates to drive the slider on the outside of the second screw rod to slide, and the slider squeezes the other side of the rotating plate, thereby achieving the purpose of fixing and limiting workpieces of different volumes.

[0016] 2. The utility model sets a first screw rod, and the rotation of the hand wheel drives the first screw rod to rotate, and the rotation of the first screw rod drives the sliding base to move, thereby achieving the purpose of limiting and fixing workpieces of different volumes. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2This is a schematic diagram of the structure of the sliding base of the utility model;

[0019] Figure 3 This is a schematic diagram of the support base structure of the utility model;

[0020] Figure 4 For this utility model Figure 2 A structural diagram of ;

[0021] Figure 5 For this utility model Figure 2 Schematic diagram of the B structure.

[0022] In the figure: 1. supporting base plate; 2. first slide groove; 3. first screw rod; 4. hand wheel; 5. first guide rail; 6. sliding base; 7. second guide rail; 8. sliding column; 9. second slide groove; 10. third slide groove; 11. rotating plate; 12. first bolt; 13. extrusion plate; 14. fourth slide groove; 15. second bolt; 16. slider; 17. second screw rod; 18. fifth slide groove; 19. third guide rail; 20. motor; 21. third bolt; 22. nut. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] like Figures 1 to 5 As shown, the utility model provides a positioning device for CNC machining, including a supporting base plate 1, a sliding base 6 is reciprocatingly slidable at the top of the supporting base plate 1, a second guide rail 7 is fixedly provided on the upper inner wall of the sliding base 6, a sliding column 8 is reciprocatingly slidable on the outer side of the second guide rail 7, the lower part of the sliding column 8 reciprocates on the outer side of the second guide rail 7, a second slide groove 9 is provided on the upper side surface of the sliding column 8, a third slide groove 10 is provided on the other side surface of the sliding column 8, a rotating plate 11 is rotatably provided inside the third slide groove 10, the rotating plate 11 rotates to drive the extrusion plate 13 to move up and down, a fourth slide groove 14 is provided on the outer side of the rotating plate 11, an extrusion plate 13 is reciprocatingly slidable on the inner wall of one side of the rotating plate 11, and the extrusion plate 13 extrude the workpiece.

[0025] Specifically, a first slide groove 2 is opened at the top of the supporting base plate 1, and a first screw rod 3 is rotatably arranged inside the first slide groove 2. The rotation of the first screw rod 3 drives the first guide rail 5 to move. The first guide rail 5 reciprocates on the outer side of the first screw rod 3, and the top of the first guide rail 5 is fixedly connected to the sliding base 6.

[0026] Furthermore, a first bolt 12 is spirally rotated in the middle of the rotating plate 11, and the first bolt 12 reciprocates on the outside of the second slide groove 9. A nut 22 is spirally rotated on the outside of the first bolt 12. The sliding of the first bolt 12 drives the rotating plate 11 to slide inside the third slide groove 10, and the nut 22 is tightened, thereby achieving the purpose of fixing the rotating plate 11.

[0027] Furthermore, a second bolt 15 is spirally rotated in the middle of the outer side of the extrusion plate 13, and the second bolt 15 reciprocates in the fourth slide groove 14. The sliding of the second bolt 15 drives the extrusion plate 13 to move, thereby achieving the purpose of fine-tuning according to the position of the workpiece.

[0028] It is worth mentioning that a fifth sliding groove 18 is opened on the inner wall on the other side of the upper part of the sliding base 6, and a third guide rail 19 is slidably provided inside the fifth sliding groove 18. A slider 16 is fixedly provided on the other side of the third guide rail 19. A second screw rod 17 is rotatably provided on the upper part of the sliding base 6, and the slider 16 reciprocates on the outside of the second screw rod 17. The rotation of the second screw rod 17 drives the third guide rail 19 on the outside of the slider 16 to slide inside the fifth sliding groove 18.

[0029] It is worth noting that a motor 20 is fixedly provided on the outer side of the upper portion of the sliding base 6 , and the output end of the motor 20 is fixedly connected to the second screw rod 17 , and the output end of the motor 20 rotates to drive the second screw rod 17 to rotate.

[0030] It is worth mentioning that a hand wheel 4 is fixedly provided on one side of the first screw rod 3 , and the hand wheel 4 rotates outside the supporting base plate 1 , and the rotation of the hand wheel 4 drives the first screw rod 3 to rotate.

[0031] It is worth emphasizing that a third bolt 21 is spirally rotated on the lower outer side of the sliding column 8, and the other side of the third bolt 21 is in contact with the outer side of the second guide rail 7, and the third bolt 21 is tightened, thereby achieving the function of fixing and limiting the sliding column 8.

[0032] Among them, the motor 20 is a prior art and will not be described in detail; at the same time, the utility model also includes a power supply, a controller and a switch, which are not the main technical points of this patent and will not be described in detail; the "front, back, left and right" viewing angles of this device are based on the direction of the diagram.

[0033] Working principle: the staff places the workpiece on the supporting base plate 1, turns the hand wheel 4, the hand wheel 4 turns to drive the first screw rod 3 inside the first slide groove 2 to rotate, the first screw rod 3 turns to drive the first guide rail 5 to move, the first guide rail 5 moves to drive the sliding base 6 to move, the sliding base 6 moves to the position of the workpiece, turns the third bolt 21, the sliding column 8 slides on the outside of the second guide rail 7, the third bolt 21 is tightened, so as to achieve the function of fixing and limiting the sliding column 8, slide the first bolt 12 inside the second slide groove 9, the first bolt 12 slides to drive the rotating plate 11 in the third slide groove 10 The nut 22 is tightened by sliding inside, so as to fix the rotating plate 11, and the second bolt 15 inside the fourth slide groove 14 is slid. The second bolt 15 slides and drives the extrusion plate 13 to move, so as to achieve the purpose of fine-tuning according to the position of the workpiece, and the motor 20 is started. The output end of the motor 20 rotates to drive the second screw rod 17 to rotate. The second screw rod 17 rotates and drives the third guide rail 19 outside the slider 16 to slide inside the fifth slide groove 18. The slider 16 squeezes the other side of the rotating plate 11, so as to achieve the purpose of limiting and fixing workpieces of different volumes.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning device for numerical control machining, comprising a supporting base plate (1), characterized in that: A sliding base (6) is provided at the top of the support base plate (1) for reciprocating sliding, a second guide rail (7) is fixedly provided on the upper inner wall of the sliding base (6), a sliding column (8) is provided on the outer side of the second guide rail (7) for reciprocating sliding, a second slide groove (9) is provided on the upper side surface of the sliding column (8), a third slide groove (10) is provided on the other side surface of the sliding column (8), a rotating plate (11) is rotatably provided inside the third slide groove (10), a fourth slide groove (14) is provided on the outer side of the rotating plate (11), and an extrusion plate (13) is provided on the inner wall of one side of the rotating plate (11) for reciprocating sliding.

2. A positioning device for CNC machining according to claim 1, characterized in that: A first slide groove (2) is provided at the top end of the support base plate (1), a first screw rod (3) is rotatably provided inside the first slide groove (2), a first guide rail (5) is reciprocatingly slidably provided outside the first screw rod (3), and the top end of the first guide rail (5) is fixedly connected to the sliding base (6).

3. A positioning device for CNC machining according to claim 1, characterized in that: A first bolt (12) is spirally rotated in the middle of the rotating plate (11), and the first bolt (12) reciprocates on the outside of the second sliding groove (9), and a nut (22) is spirally rotated on the outside of the first bolt (12).

4. A positioning device for numerical control machining according to claim 1, characterized in that: A second bolt (15) is spirally rotated in the middle of the outer side of the extrusion plate (13), and the second bolt (15) slides back and forth inside the fourth sliding groove (14).

5. A positioning device for numerical control machining according to claim 1, characterized in that: A fifth slide groove (18) is provided on the inner wall of the other side of the upper portion of the sliding base (6), a third guide rail (19) is slidably provided inside the fifth slide groove (18), a slider (16) is fixedly provided on the other side of the third guide rail (19), a second screw rod (17) is rotatably provided on the upper portion of the sliding base (6), and the slider (16) reciprocates and slides outside the second screw rod (17).

6. A positioning device for numerical control machining according to claim 1, characterized in that: A motor (20) is fixedly provided on the outer side of the upper portion of the sliding base (6), and an output end of the motor (20) is fixedly connected to the second screw rod (17).

7. A positioning device for numerical control machining according to claim 2, characterized in that: A hand wheel (4) is fixedly provided on one side of the first screw rod (3), and the hand wheel (4) rotates outside the supporting base plate (1).

8. A positioning device for numerical control machining according to claim 1, characterized in that: A third bolt (21) is spirally rotated on the outer side of the lower part of the sliding column (8), and the other side of the third bolt (21) is in contact with the outer side of the second guide rail (7).

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